Stems purplish when young, many per crown (vs. 1-several in L. bicolor), per Weakley's Flora.

James H. Miller, USDA Forest Service, Bugwood.org bug_5421998

June

"You will never learn to know the ferns if you expect to make their acquaintance from a carriage, along the highway, or in the interval between two meals." — Frances Theodora Parsons, To Know the Ferns (1899)